COMBINE dry cherry gelatin mix and 1/2 cup of the sugar in medium bowl. Add 1 cup of the boiling water; stir at least 2 min. until gelatin is completely dissolved. Add enough ice cubes to 1 cup of the cold water to measure 2 cups. Add to gelatin; stir until ice is completely melted. Pour evenly into 16 (5-oz.) paper or plastic cups, adding about 1/4 cup of the gelatin to each cup. Freeze 1 hour.

MEANWHILE, combine dry blue gelatin mix and remaining 1/2 cup sugar in medium bowl. Add remaining 1 cup boiling water; stir at least 2 min. until gelatin is completely dissolved. Add enough ice cubes to remaining 1 cup cold water to measure 2 cups. Add to gelatin; stir until ice is completely melted. Refrigerate 1 hour.

SPOON about 3 Tbsp. of the whipped topping over red gelatin in each cup; top evenly with blue gelatin, adding about 1/4 cup of the gelatin to each cup. Freeze 1 hour or until almost firm. Insert wooden pop stick or plastic spoon into center of each cup for handle. Freeze an additional 4 hours or overnight. To remove pops from cups, place bottoms of cups under warm running water for 15 sec. Press firmly on bottoms of cups to release pops. (Do not twist or pull pop sticks.) Store leftover pops in freezer.